Mount Sinai

County:: Suffolk County
County Seat:: No
Area (mi²):: 5.999
State:: New York

Mount Sinai is a CDP located in Suffolk County, New York. Mount Sinai has a 2025 population of 11,522. Mount Sinai is currently declining at a rate of -0.35% annually but its population has increased by 10.3% since the most recent census, which recorded a population of 10,446 in 2020.

The average household income in Mount Sinai is $190,393 with a poverty rate of 1.63%.The median age in Mount Sinai is 45.8 years: 45.3 years for males, and 46.6 years for females.

Demographics

The racial composition of Mount Sinai includes 83.13% White, 3.5% Asian, 3.32% Black or African American, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	9,872	83.13%
Two or more races	912	7.68%
Asian	416	3.5%
Black or African American	394	3.32%
Other race	275	2.32%
Native American	7	0.06%

Mount Sinai Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mount Sinai's average per capita income is $86,570. Household income levels show a median of $170,188. The poverty rate stands at 1.63%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$186,250	-
Families	$183,500	$209,567
Households	$170,188	$190,393
Non Families	$55,774	$83,318

$86,570

Average Income

$170,188

Median Household Income

1.63%

Poverty Rate